MCP Server Directory

idig-dns net.softricks/idig-dns

Professional DNS diagnostics: 14 tools for DNS, DNSSEC, email security, SSL, and propagation.

Uphealth Signal us.uphealth/mcp

The adaptive health-messaging engine for apps and agents. Federally-sourced. Not medical advice.

mailkite dev.mailkite/mailkite

Send email, manage domains, DNS, webhooks, templates, and inbound routing on MailKite

Zevari ai.zevari/mcp

The all-in-one LinkedIn MCP server: six outbound specialists for LinkedIn and email.

email dev.primitive/email

Email infrastructure for AI agents — send, receive, search, and reply to email over MCP.

MCP server for EAD Enterprise Suite - signatures, evidence, notifications, dossiers via AI agents.

MCP server for GoCertius: certified evidence, dossiers, notifications and chats via AI agents.

GoodSender io.github.good-sender/goodsender-mcp

Publish blog posts, send newsletters and emails from Claude, Claude Code, Codex and ChatGPT.

Hackle io.github.hackle-io/hackle-mcp

Remote MCP server for the Hackle Admin API: experiments, feature flags, remote config, messaging.

MailFixture com.mailfixture/mailfixture

Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links.

Scrape messages, extract leads from public Telegram channels. No login required.

Email Verification API io.github.Br0ski777/email-verification

Verify emails: syntax, MX records, disposable detection, quality score 0-100. x402 USDC.

MCP RAG: index PDFs, repos, YouTube, Discord, text; optional YouTube vision; query with citations.

Work IQ Teams MCP Server com.microsoft/workiq-teamsserver

Manage Microsoft Teams chats, channels, users, and messages via Graph API.

Privacy-first local phrase-flipped translation for AI chat clients.

Multi-source entity enrichment: company data, contacts, email verification, and phone validation

LeadFoxConnect io.github.LeadFox-Shay/leadfoxconnect

Marketo MCP server for AI. 130 tools to operate Marketo from Claude, Cursor, or ChatGPT.

Real-time Polymarket and Kalshi data, cross-platform arb detection, strategy signals

Selectic io.github.selectic-ai/mcp

AI agent that calls, texts & emails businesses for you, then returns transcripts and replies.

test-mailbox io.github.therealMrFunGuy/test-mailbox

Disposable email inboxes for testing — create addresses, wait for messages, extract links.

Courier io.github.trycourier/courier

Send notifications, manage templates, and configure integrations with Courier.

BoostedTravel com.boostedchat/travel

Flight search & booking for AI agents. 400+ airlines, $20-50 cheaper than OTAs.

Quackr io.quackr/quackr

Virtual phone numbers for SMS verification, OTP receipt, and number management.

All-in-one MCP server: GitHub, Git, Slack, web fetch, memory, and filesystem. Agent Mode opt-in.